<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title th:text="${title}">Title</title>
</head>
<body>
<p th:text="${content}"></p>
<br>
<p>作者信息</p>
<p th:text="${author?.name}"></p>
<p th:text="${author?.age}"></p>
<p></p>

</body>
</html>